JAMB Physics 2015 Objective — Question 17
Question 17 of 50 from the Joint Admissions and Matriculation Board (JAMB) Physics 2015 Objective paper, with the correct answer and a full explanation.
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I. Thermometer must be kept vertical. II. Top of the mercury meniscus is read III. Air must be dry. Which of the following precautions are common in verification of Boyle's law, Charles' law and pressure law?
- A. I and II only
- B. B. I, II and IIICorrect
- C. II and III only
- D. D. II only
Explanation
All three precautions (vertical thermometer, correct meniscus reading, dry air) are common to verifying these gas laws.
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